#0A1A45#0A1A45

#0A1A45 is a very dark, moderate blue. Relative luminance 0.012; OKLCH L 23.5% C 0.084 H 265.0°. Best body text is #FFFFFF at 16.85:1 contrast (WCAG AA passes).

Color values

HEX	#0A1A45
RGB	rgb(10, 26, 69)
HSL	hsl(224, 75%, 15%)
HSV	hsv(224, 86%, 27%)
CMYK	cmyk(85.5%, 62.3%, 0%, 72.9%)
CIE-LAB	lab(10.80, 11.79, -28.98)
CIE-LCH	lch(10.80, 31.29, 292.14°)
OKLab	oklab(23.53% -0.0072 -0.0836)
OKLCH	oklch(23.53% 0.084 265)
XYZ	xyz(1.5684, 1.2328, 5.7844)
Luminance	0.0123 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0A1A45 #45350A

analogous

#0A3745 #0A1A45 #170A45

triadic

#0A1A45 #450A1A #1A450A

tetradic

#0A1A45 #450A37 #45350A #0A4517

square

#0A1A45 #450A37 #45350A #0A4517

split-complementary

#0A1A45 #45170A #37450A

monochromatic

#040A1B #040A1B #0A1A45 #122E7A #1942B0

Accessibility & contrast

On white

16.85

#0A1A45 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.25

#0A1A45 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0A1A45

16.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0A1A45	#FFFFFF	#000000	##FFFFFF
##0A1A45	1.00	16.85	1.25	16.85
#FFFFFF	16.85	1.00	21.00	1.00
#000000	1.25	21.00	1.00	21.00
##FFFFFF	16.85	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002046

Deuteranopia (green-blind)

#001A44

Tritanopia (blue-blind)

#00252C

Achromatopsia (no color)

#1D1D1D

Design tokens & code

CSS

--color: #0a1a45;
/* rgb */ color: rgb(10, 26, 69);
/* oklch */ color: oklch(23.5% 0.084 265.0);

Tailwind

colors: {
  custom: {
    50: '#545679',
    500: '#0a1a45',
    950: '#000000',
  },
}

SCSS

$custom: #0a1a45;
$custom-light: #545679;
$custom-dark: #000000;

JSON

{
  "hex": "#0a1a45",
  "rgb": {
    "r": 10,
    "g": 26,
    "b": 69
  },
  "hsl": {
    "h": 223.729,
    "s": 74.684,
    "l": 15.49
  },
  "oklch": {
    "l": 0.23529,
    "c": 0.0839,
    "h": 265
  },
  "luminance": 0.01233
}

Semantic roles & 50–950 ramp

primary

#0A1A45

secondary

#826A29

accent

#BF36F1

background

#F5F4F7

surface

#E9E8ED

border

#C5C4C8

text

#030309

muted

#78787B

Preview Lab

Preview with #0A1A45

Body copy rendered with the generated semantic roles for this colour.

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